This looks like a basic connection / networking issue. Spark is trying to connect to an Openfire server that is expected to be available at a server with hostname openfire.cooperja.com.br, but the client cannot connect to that server.
This looks like a basic connection / networking issue. Spark is trying to connect to an Openfire server that is expected to be available at a server with hostname openfire.cooperja.com.br, but the client cannot connect to that server.